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A263303 as a triangular array

0
420
2281560
351615045220
5197846554881816040
76008614031805391524517448660
1018278641783272326259925450977231794147760
14245139411435600541955562184655737184552989411175574450460

A263303 as a square array

04222835165197876008610182786142451394
01561504465541403180417832721143560054
05228818539152326259921955562184
01604451745450977655737184
0486623179455298941
0147761175574
045046
0

A263303 as an upper right triangle

04222835165197876008610182786142451394
01561504465541403180417832721143560054
05228818539152326259921955562184
01604451745450977655737184
0486623179455298941
0147761175574
045046
0

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Last modified January 22 23:50 EST 2022. Contains 350504 sequences. (Running on oeis4.)